Why did I get error 0x80000398?

Windows Update continous fails to search for Updates or cannot install them. The source of this problem could be various things as
> Windows Registry
> Windows Filesystem
> Internet access

> Windows Update service
> File corruption
> Misconfiguration
> Adware
> Virus and Malware

How to fix Windows Update error 0x80000398?

However, if you’re technically savvy, you can try the steps below:

1. Click Start and start typing on your keyboard for "services.msc"

2. In your search results "services.msc" should show up. Open it with a click.
3. A new windows will open containing all Windows services on your system.

4. Search for "Windows Update"
5. Right-click the "Windows Update" and then click Stop.

We will now clean the Windows Update temporary cache folder:
1. Hold your windows-key pressed and hit "R" key simultanous.
2. A small new windows will appear.
3. Type %windir%\SoftwareDistribution\DataStore in this new window and click OK.
4. This will open Windows Explorer on the correct location.
5. Delete all contents of this folder. (Hint: Use Ctrl + A to select all files and folders)

Now we will start the Windows Update Service again:
1. Switch back to the windows Services.
2. Locate Windows Update.
3. Right-click on it and choose Start.


If the problem still persists, you can run the System File Checker (SFC) utility. This handy in-built tool will check your filesystem.
1. Click Start and start typing on your keyboard for "cmd".
2. In your search results cmd should show up with an black icon.
3. Right-click it and select Run as administrator.
4. If you are prompted for the admin password, enter the password and click OK.
5. A new completely black windwos will open. You can type commands directly into this window.
6. Type sfc/scannow and press Enter.
7. This process will take a long time. You can minimize this black windows and work on.
Come back to the black window after a time and check if the process finished.
As soon as the SFC process finished, restart your computer. After the restart you search for Updates again.


You are still facing the same issue?

1. Restart your computer.

Next thing is to clean Windows Update download path. These steps are only for expirienced user! If you mess up your computer with Regedit, you could loose your files! Take care or use a professional tool to investiagte your computer.
1. Hold your windows-key pressed and hit "R" key simultanous.
2. A small new windows will appear.
3. Type regedit in this new windows and hit Enter.
4. In the new windows you have a navigation on the left side. Use it to navigate to
HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate
5. Once you found it, search for WUServer and WIStatusServer in the right hand pane.
6. If they are not listet we cannot clean the download path. Othwerwise delete both.
7. Restart your computer.

Try to search for new Updates again.
You are still facing this issue? I think this is not an usual problem and your computer should be checked by professional.
Try to look for a solution here or search further in the search box below.



Advanced information

The following Windows verisons are affected by this error:
> Windows Vista
> Windows 7
> Windows 8
> Windows 8.1
> Windows 10
> Windows 10 Redstone 2
> Windows 10 Creators Update
> Windows Server 2008 R2
> Windows Server 2012
> Windows Server 2016
0xffff1000 2102102101 1010101 Data sysctlo 0x00000415 written CortxA8 0x10 Output 0x80000300 0x00000000-0x80000310-0x80000304">0x80000308 0x800003b5 0x800003ba 0x800003c1 0x800003c2 0x5736 0x800001a8 0x00000000-compression-difference-register">0x80000234 Clover 0x2143 0xb648 Stinger 0x00000413 Administration 1791 Guide 0x800003a8 10122010 0x00010011 0x00000000 0x8000039c Hardware Toms test 10102 192111 0x61a80019 0x00000080 normalizationdatah 0x800003a3 Documentation 0x99800000 0x800003a0 Center 0x800003a4 patches dkxfer system RetroBSD 03122012 Slow 0x800003d4 dkbytes total 0x2c dockernelmemory 06112016 Windows Polaris Page 0xc0023f00 0x00002442 0x003181db 0xffff7000 0x000000ff reading address Exception when 21032014 spid0x80000398 NetBSD pid287 seq2 Abort 172164010any 172165010any vrfid0 linkvrfid0 priority843 AM335x refcnt2 index0x80000391 ipsec unicodedata320cv JSIM 0x80000390">0x8000038C strongSwan 0x80000301 0x80000390 0x800003B0 0x800003B4 0x80000394 0x800003AC cant christos validtime 20120605 003954 installed tunnels establish duplicate with